. >> coming up 7:00, "good morning america." dan harrison's joining us live now from new york and i know you're going to be talking about what's going on in japan. we've got correspondents there. >> we do. talking about covering the story very aggressively, carolyn. great to talk to you as always. in japan they're really dealing with two unprecedented disasters simultaneously. officials worried about multiple, possible meltdowns. they say another explosion is possible in the coming hours. people may have been exposed to radiation. the story's dynamic and in flux. we have experts to help us walk through all of it for you. we're starting to get a fuller sense of the extent of the damage and death from the tsunami that followed it. a chopper tour of the devastation. also getting in new pictures of the moment the tsunami hit. look at these pictures, carolyn. it's a fishing village. coming up an extended look at this new footage, all coming up on what we call special edition of "good morning america." that's in the pacific. >> dan, w